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MediaAlpha

154 hedge funds and large institutions have $544M invested in MediaAlpha in 2025 Q3 according to their latest regulatory filings, with 26 funds opening new positions, 63 increasing their positions, 47 reducing their positions, and 21 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
154
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
3
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$2.21M
Puts
$876K
Net Calls
Net Calls Change

Top Buyers

1 +$14.2M
2 +$7.5M
3 +$5.87M
4
GIPM
G2 Investment Partners Management
New York
+$4.27M
5
JGC
J. Goldman & Co
New York
+$4.05M

Top Sellers

1 -$11.7M
2 -$8.28M
3 -$5.01M
4
BlackRock
BlackRock
New York
-$4.9M
5
UBS Group
UBS Group
Switzerland
-$4.44M
Name Holding Trade Value Shares
Change
Change in
Stake
Zurich Cantonal Bank
101
Zurich Cantonal Bank
Switzerland
$212K
QCM
102
Quantinno Capital Management
New York
$196K
CC
103
Corton Capital
Ontario, Canada
$191K
CAM
104
Cresset Asset Management
Illinois
$179K
Mirae Asset Global ETFs Holdings
105
Mirae Asset Global ETFs Holdings
Hong Kong
$178K
OR
106
Olympiad Research
Connecticut
$176K
Mackenzie Financial
107
Mackenzie Financial
Ontario, Canada
$172K
AIM
108
Aigen Investment Management
New York
$150K
Mercer Global Advisors
109
Mercer Global Advisors
Colorado
$146K
VF
110
Virtu Financial
New York
$145K
PCM
111
Polymer Capital Management
New York
$141K
IIM
112
INTECH Investment Management
Florida
$141K
BHCM
113
Brevan Howard Capital Management
Jersey
$140K
SWGC
114
Summit Wealth Group (Colorado)
Colorado
$136K
Manulife (Manufacturers Life Insurance)
115
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$134K
LPL Financial
116
LPL Financial
California
$119K
PCA
117
Pallas Capital Advisors
Massachusetts
$118K
PFSRSONJ
118
Police & Firemen's Retirement System of New Jersey
New Jersey
$114K
A
119
AlphaQuest
New York
$112K
New York State Common Retirement Fund
120
New York State Common Retirement Fund
New York
$71.3K
KK
121
KLP Kapitalforvaltning
Norway
$67.5K
TRCT
122
Tower Research Capital (TRC)
New York
$50K
Fidelity Investments
123
Fidelity Investments
Massachusetts
$46.7K
QL
124
Quarry LP
New York
$46.5K
Citigroup
125
Citigroup
New York
$38.1K